Image forming apparatus05/21/15 - 20150139712 - An image forming apparatus includes a first feeding path configured to feed the toner collected from an image forming station; a collection container detachably mountable to the image forming apparatus and configured to accommodate the collected toner fed through the first feeding path; and a shutter unit including a second...

Toner conveying device05/07/15 - 20150125196 - A toner conveying device includes a common conveyance path, toner input paths and blades. A screw for conveying a toner is installed in the common conveyance path. The toner input paths extend in an up-down direction and have lower ends connected to the common conveyance path. The blades are installed...

Waste-toner conveyance device and image forming apparatus03/19/15 - 20150078795 - An image forming apparatus including multiple image forming units; a waste-toner container; and a waste-toner conveyance device including a common conveyance channel member disposed in an arrangement direction of the image forming units and provided with toner inlets to receive the waste toner from toner outlets of the cleaning units,...

Developer conveying device and image forming apparatus02/19/15 - 20150050057 - A developer conveying device includes a rotatable developer conveying body including a shaft portion and a blade portion provided on the shaft portion for conveying a developer. The developer conveying device further includes a developer removing portion having a developer removing fin that contacts the developer conveying body in a...

Image forming apparatus having waste developer accommodating portion02/12/15 - 20150043954 - A photosensitive drum is rotatably supported in a main body. A developing cartridge is detachably mountable on the main body in a state where the photosensitive drum is supported in the main body. The developing cartridge includes a developing device and a frame. The developing device includes a developing roller...

Waste toner collecting structure of an image forming apparatus01/22/15 - 20150023708 - A waste toner collecting structure of an image forming apparatus includes a waste toner collector to be removably installed in a main body of an image forming apparatus to collect waste toner that is exhausted through exhaust holes of at least one waste toner exhaust parts installed in the main...

Cleaning device and image forming apparatus using same12/04/14 - 20140356043 - The intermediate transfer belt cleaning device includes a cleaning blade for removing residual toner on the intermediate transfer belt, a waste toner conveying screw that conveys the removed toner, and a vibrating part with multiple vanes, arranged between the cleaning blade and the waste toner conveying screw, each vane partly...

Image-forming device having waste developer material conveying mechanism11/27/14 - 20140348561 - In an image-forming device, a waste developer material accommodating part is provided integrally with a developer material accommodating part and is configured to accommodate waste developer material collected by a recovering unit. A waste developer material conveying mechanism is connected to both of the recovering unit and the waste developer...

Image-forming device having photosensitive drums, endless belt, and recovering unit11/13/14 - 20140334859 - In an image-forming device, photosensitive drums are held by the holding member. Developer material accommodating parts are held by the holding member to form a row of developer material accommodating parts in a prescribed direction. An endless belt extends in the prescribed direction. A recovering unit removes, from the belt,...

Image forming apparatus10/23/14 - 20140314461 - An image forming apparatus includes an image carrier, a toner-image forming unit, a transfer unit, a cleaner, a plurality of cylindrical transport path forming members, a falling transport path forming member, and a discharge port. The falling transport path forming member has through holes in a side wall thereof. A...

Waste toner conveying device and image forming apparatus using the same06/19/14 - 20140169852 - A waste toner conveying device for conveying waste toner removed from an image carrier to a waste toner container includes a waste toner conveying path including at least a falling and conveying path for letting the waste toner fall under its own weight; a toner bridging prevention member configured to...

Cleaning unit and image forming device having the same04/03/14 - 20140093296 - A cleaning unit includes a cleaning member, a storage case, and a transport member. The cleaning member collects waste toner on a surface of the photoconductive drum. The storage case successively stores the waste toner collected by the cleaning member through an inlet. The transport member is provided in the...

Waste toner collector and image forming apparatus02/13/14 - 20140044465 - A waste toner collector of the present invention includes: a container main body configured to collect and store waste toner; and a conveyance member configured to convey the waste toner in the container main body. The container main body is provided with, on one side wall, a plurality of protruding...

Image forming apparatus01/23/14 - 20140023414 - An image forming apparatus includes a first image forming unit that forms an image by using a first toner having a first average particle diameter, a second image forming unit that forms an image by using a second toner having a second average particle diameter that is greater than the...

Image forming apparatus and waste toner conveying device incorporated in same01/09/14 - 20140010579 - An image forming apparatus includes a waste toner conveying device including a primary conveyor to convey waste toner discharged from a plurality of primary cleaners and a secondary conveyor to convey waste toner discharged from a secondary cleaner. A relay conveyor conveys the waste toner discharged from the primary conveyor...

Process unit positioning device and image forming apparatus including the same12/19/13 - 20130336695 - Provided is a process unit positioning device which performs positioning of a plurality of process units with respect to an apparatus main body, including: a positioning plate in which bearing holes into which individual drum shafts are fitted and a fitted portion onto which positioning portion of the apparatus main...

Developer transport device and image forming apparatus10/31/13 - 20130287462 - Disclosed is a developer transport device including a recovery chamber where a developer is recovered, an accommodation chamber that accommodates the developer, a transport unit that transports the developer into the accommodation chamber by rotation, a hollow guiding path that guides the developer in the recovery chamber into the accommodation...

Toner transportation device and image forming apparatus equipped with the same10/17/13 - 20130272764 - A toner transportation device according to the present disclosure includes a transportation screw that has a rotational shaft and a transportation fin formed on an outer circumferential surface of the rotational shaft and a toner transportation pipe that has a circular shape in cross section. The transportation screw is rotatably...

Toner conveying device and image forming apparatus including the same08/22/13 - 20130216288 - A toner conveying device of the present disclosure includes a conveying screw, a toner conveying pipe, and a plurality of convex portions that are formed on an inner wall surface of the toner conveying pipe. The conveying screw has a rotary shaft and a conveying vane that is formed on...

Toner recovery device and image forming apparatus having the toner recovery device06/27/13 - 20130164063 - A toner recovery device includes a toner recovery container that recovers toner; and a toner conveying shaft member that is provided inside the toner recovery container and conveys toner in a axial direction of the toner conveying shaft member by the rotation around a rotational axis of the toner conveying...

Image forming apparatus06/06/13 - 20130142555 - An image forming apparatus includes: an image forming unit having a plurality of photoconductor drums arranged in tandem; an intermediate transfer belt arranged opposite to the photoconductor drums and configured to receive developer images formed on the photoconductor drums and to transfer the developer images onto a recording sheet; a...

Toner conveyor, process cartridge, and image forming apparatus05/30/13 - 20130136516 - A toner conveyor includes a noncircular conveyance member rotatable in a predetermined direction of rotation to convey toner to a toner container and a plate-shaped metal scraper slidably contacting the conveyance member with predetermined pressure therebetween to scrape the toner off the conveyance member. The scraper includes a contact end...

Developer collection device and image forming apparatus03/21/13 - 20130071165 - An image forming apparatus includes a first developer containing part accommodating a developer that is ejected after a depeloper image is formed, a second developer containing part, a communication part allowing the first developer containing part and the second developer containing part to communicate each other, and a first developer...

Combined waste collection and toning station02/28/13 - 20130051881 - An apparatus for collecting electrophotographic waste includes a toning station containing fresh toner; an auger for transferring waste toner to the toning station; and a member or membrane for separating waste toner in the toner bottle from fresh toner....

Image forming apparatus and control method thereof10/04/12 - 20120251210 - A plurality of waste toner transport mechanisms convey waste toners per color. A waste toner container receives collectively each waste toner conveyed by each waste toner transport mechanism. An integrated number of pixels memory stores a result of an integration of the numbers of the pixels per color of the...

Image-forming device and developer material unit08/23/12 - 20120213567 - In an image-forming device, a waste developer material accommodating part is provided integrally with a developer material accommodating part. A waste developer material conveying mechanism is connected to both of a recovering unit and the waste developer material accommodating part and conveys the waste developer material from the recovering unit...

Waste toner recovery unit08/23/12 - 20120213568 - A waste toner recovery unit includes a waste toner conveying screw, a coating member, and a waste toner storing portion. The waste toner conveying screw has a first end and a second end and conveys waste toner, the first end being linked with a driving portion and the second end...

System for collecting waste toner03/22/12 - 20120070209 - A system for collecting waste toner or developer in an electrophotographic printer includes a waste collection tube for collecting waste toner or developer in an electrophotographic module. An auger transports waste toner or developer from the collection tube through a transport tube to a waste container. A spring has a...

Method for collecting waste toner03/22/12 - 20120070210 - A method for collecting waste toner or developer in an electrophotographic printer includes collecting waste toner or developer in an electrophotographic module. An auger transports waste toner or developer from the collection tube through a transport tube to a waste container. A spring has a first end in the collection...

Powder recovery device and image forming apparatus09/15/11 - 20110222940 - A powder recovery device includes a powder storage container and at least two powder conveying members. The powder storage container stores powder recovered from a recovery port. The at least two powder conveying members are disposed on upper and lower sides of the recovery port interposed therebetween in the powder...

Device for moving and storing waste toner in an imaging apparatus08/25/11 - 20110206433 - A cleaner assembly within a printer cartridge is provided that moves waste toner from photoconductive drum and stores it in a waste toner storage container. The cleaner assembly includes an auger, a drive shaft, and the waste toner storage container that includes a tube with plurality of perforations. The tube...

Developer and image forming apparatus including the same07/28/11 - 20110182639 - A developer includes a waste toner container having a cleaning member to clean a photoconductive drum, and a waste toner transporting member to transport waste toner from the photoconductive drum to a waste toner storage area. The waste toner transporting member is moved up, down, forward, and backward by a...

Toner-leveling mechanism, photo-conductor unit, and image-forming apparatus07/28/11 - 20110182640 - A toner-leveling mechanism installed and operative in a housing chamber that houses toner, the toner-leveling mechanism being capable of leveling toner accumulated in the housing chamber and narrowing an operation space of the toner-leveling mechanism in accordance with an increase in an accumulated amount of the toner....

Toner collecting apparatus, cartridge, and image forming apparatus06/30/11 - 20110158723 - A toner collecting apparatus which transports collected toner through a discharge pipe to discharge the collected toner from a discharge port of the discharge pipe, the toner collecting apparatus including: a cover pipe having an open window and being rotatable around the discharge pipe in a substantially concentric fashion; a...

Waste-toner collecting device, process cartridge, and image forming apparatus04/28/11 - 20110097124 - A waste-toner collecting device includes a waste toner collector that collects and stores therein non-transferred toner as waste toner conveyed from a cleaning unit via the conveying path; and a leveling member that levels waste toner accumulated inside the waste toner collector, and drive of which is controlled so that...

Waste cyclone dispense system with controlled rotating cylinder gate04/07/11 - 20110081178 - This is a waste cyclone toner dispense system with a controlled gate and a collection bag below the gate. The controlled gate prevents pressure from entering the bag thereby permitting the use of relatively inexpensive bags for collection of toner debris. The gate has rotating blades tightly pushed against a...

Waste cyclone dispense system with a controlled gate04/07/11 - 20110081179 - This is a waste cyclone toner dispense system with a controlled gate and a collection bag below the gate. The controlled gate is configured to be opened and closed at a predetermined time thereby permitting the use of relatively inexpensive bags for collection of toner debris. The gate is hinged...

Waste dry ink system with pressure equalizing hermetically sealed outer box04/07/11 - 20110081180 - This is a novel xerographic marking system having a novel toner waste dispensing assembly. The assembly comprises a hermetically sealed outer box that houses a disposable waste toner container. The container is a biodegradable carton or bag that can be removed from the outer box when filled with waste toner....

Cleaning device, image holder device, and image forming apparatus01/27/11 - 20110020041 - A cleaning device includes: a removing unit that removes a toner on an image holder by coming into contact with the image holder that rotates; a transporting unit provided above the removing unit and adapted to cause the toner removed by the removing unit to be axially transported as the...

Image forming apparatus and process cartridge12/23/10 - 20100322686 - According to an aspect of the invention, an image forming apparatus includes a removing unit, a conveying unit, a partitioning unit. The removing unit includes an edge portion and removes toner on an image carrier while the tip end contacts the image carrier. The conveying unit conveys, toward an axial...

Image forming unit and image forming apparatus12/23/10 - 20100322687 - An image forming unit includes a developer collecting portion for collecting a developer, a developer conveying portion having a receiving portion and an exit portion. The image forming unit further includes a developer conveying unit that conveys the developer from the receiving portion to the exit portion. The developer conveying...

Developer delivering device and image forming apparatus09/30/10 - 20100247191 - The developer delivering device includes a first delivering path, a second delivering path, a helical delivering blade disposed in the second delivering path, and a developer breaking member disposed in a connecting portion of the first delivering path and the second delivering path. The developer breaking member includes a breaking...

Developer collection device and image forming apparatus09/30/10 - 20100247192 - A developer collection device includes: a collection unit including: a collection container that contains a developer to be collected; an upstream connection part that is formed with an inlet port through which the developer flows in; and a collection conveying part that conveys the developer flown in through the inlet...

Image forming apparatus09/23/10 - 20100239340 - An image forming apparatus includes: a plurality of image forming sections respectively including developing portions and first removing portions as defined herein; a plurality discharging pipes as defined herein; and a delivery pipe as defined herein, the delivery pipe includes a changing portion in which a direction of delivering the...

Developer conveying apparatus and image forming apparatus09/16/10 - 20100232851 - A developer-conveying apparatus is provided, the developer-conveying apparatus including: a conveying member that has a rotational axis rotatably set in a container and a blade formed around the rotational axis, the conveying member conveying a developer along the rotational axis by rotation; and a static eliminating member set in the...

Apparatus and method for removing toner deposits from the surface of a cleaning element09/09/10 - 20100226703 - In a method to remove toner deposits on a surface of a cleaning element, electrically charged toner particles are transferred from a carrier surface to an intermediate carrier. On the cleaning element, untransferred, electrically charged toner particles as residual toner from the carrier surface are received. Electrically charged toner particles...

Toner conveying device and image forming apparatus07/29/10 - 20100189483 - A toner conveying device includes a pipe body (conveying pipe) having an inside diameter thereof that is modified in a pipe-axis direction and a screw member coaxially located in the pipe body for feeding the toner. The screw member includes a screw shaft that rotates about an axis and a...

Waste powder recovering device and image forming apparatus06/24/10 - 20100158590 - A recovery port, through which waste powder is recovered, is formed at one end of a waste powder recovery container. A conveying member for conveying the waste powder, which has been recovered through the recovery port, from one end to the other end is disposed inside the waste powder recovery...

Toner conveyance device and image forming apparatus incorporating same06/10/10 - 20100143011 - In a toner conveyance device, a first agitator contacts a helical outer circumferential surface of a blade of a conveyance member for conveying toner, and swings in coordination with rotation of the conveyance member to agitate the toner. The first agitator includes a body for bending and swinging in a...

Developer recovering unit and image forming apparatus using the same05/13/10 - 20100119270 - A developer recovering unit is provided with a recovery vessel that contains a developer to be recovered, a transporting device that includes a transporting member that transports the developer through a tubular transport path connecting a portion where the developer is generated to the recovery vessel, and a detecting device...

Storage container, powder processing device, and image forming apparatus using the same05/13/10 - 20100119271 - A storage container includes: a container body that is detachably disposed on a predetermined container receiver, wherein powder to be supplied or recovered powder is stored in the container body; and a powder driving transmitting mechanism that is disposed in the container body, and that transmits a transportable driving force...

Image forming apparatus and waste powder transporting method04/01/10 - 20100080637 - An image forming apparatus includes: an image forming section including first and second image forming parts each forming a toner image by using an image forming unit to be mounted, the first and the second image forming parts being inhibited from forming respective toner images if an image forming unit...

Rake mechanism for distributing waste toner in a printer03/04/10 - 20100054832 - The present invention provides a waste particulate toner collection container system for an image forming apparatus that includes a waste particulate toner spreading device movably disposed within the container in a reciprocating manner generally along its length, the device including a spine member having on a first end a first...

Image forming apparatus and a waste toner recovery device thereof02/25/10 - 20100046999 - An image forming apparatus capable of reducing a space required to install a transfer unit to achieve a compact body size. The image forming apparatus can include a body, a frame installed in the body, a transfer unit installed inside the frame, and a waste toner recovery device to recover...

Powder transporting device and image forming apparatus10/15/09 - 20090257798 - A powder transporting device includes a drop path that allows powder to drop, a first crushing member that is located in the drop path and crushes the powder cohesion in the drop path by reciprocating along the drop path, and a second crushing member that located in the drop path...

Waste-toner conveying device, cleaning device, and process cartridge09/24/09 - 20090238617 - A waste-toner conveying device includes a conveying unit that conveys foreign matter accumulated inside a container in a conveying path and that includes a coil unit, and a driving unit that drives the conveying unit to rotate. The coil unit includes a first coil on an upstream side and a...

Waste toner conveying device and image forming apparatus09/17/09 - 20090232570 - A waste toner conveying device includes a first conveying path configured to convey waste toner having paper powder at a low mixed ratio, which is stored in a first cleaning device, outside the first cleaning device, a second conveying path configured to convey second waste toner having a paper powder...

Collected developer conveying device and image forming apparatus06/18/09 - 20090154972 - A collected developer conveying device includes: a conveying passage through which collected developer is conveyed; a conveying member that is disposed in the conveying passage, and conveys the developer in the conveying passage by rotation thereof; a developer carrying body that holds developer on a surface thereof, and that is...

Waste-toner collecting device, process cartridge, and image forming apparatus06/18/09 - 20090154973 - A waste-toner collecting device includes a cleaning unit that collects waste toner remaining on an image carrier; a conveying belt that conveys the waste toner collected by the cleaning unit in a first direction; and a conveying screw that conveys the waste toner conveyed by the conveying belt in a...